Ultraflask Locking Cap 500ml

No more leaking bottles! Eliminate accidental leaks with the 500ml Ultra Flask featuring an auto-sealing high flow phaser bite valve and a twist-locking cap which shuts off all flow to the valve, allowing you to stash it in your waist pack without the worry of annoying leaks.

A large 42mm cap entry ensures quick and easily refilling at race aid stations, while the soft and flexible design ensures it shrinks down as you drink, reducing water movement as you run and conforming to any pocket shape.

Constructed from highly durable, abrasion resistant TPU – the bottle is easy to clean and can be filled with both hot and cold liquids.

The 0.5L Ultra Flask is the ultimate running soft flask – flexible, durable and leak-proof! .

LOCKING CAP:The easy-to-use, leakproof locking cap eliminates the chance of accidental leaks.

Twist the moulded cap 90 degrees to shut off any flow to the bite valve, giving you peace of mind when storing in a pocket or stashing away in your waist pack or race vest.

FUNCTIONALITY:Designed with a 42mm entry, it is easy to fill, saving valuable time at race aid stations.

The wide entry allows you to use ice and drink mixes on hotter days.

The bottle can also be frozen or used with hot liquids (max temp 60° C / 140° F).

PACKS SMALL:The bottle weighs just 48g, folding away small – making it easy to roll up and keep stashed away in a pocket.

SAFE, RELIABLE AND REUSABLE:100% BPA and PVC free.

The durable, shaped RF welded construction and TPU design ensures the bottle is soft and flexible, compressing as the fluids are consumed and shrinking to fit to any body or pocket shape.

It is easy to clean and top rack dishwasher safe.

FEATURES:Weight:Specification:Volume:500ml / 30in³.

Easy to use large 42mm fill cap with high flow bite Phaser bite valve.

Locking cap:moulded cap can be sealed off for additional piece of mind when storing your flask in waistpack or running vest.

Soft, durable and abrasion resistant TPU material conforms to any pocket for a comfortable carrying experience.